Registration Dossier
Registration Dossier
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EC number: - | CAS number: -
Genetic toxicity: in vitro
Administrative data
- Endpoint:
- in vitro gene mutation study in bacteria
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- guideline study
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 018
- Report date:
- 2018
Materials and methods
Test guideline
- Qualifier:
- according to guideline
- Guideline:
- OECD Guideline 471 (Bacterial Reverse Mutation Assay)
- GLP compliance:
- yes
- Type of assay:
- bacterial reverse mutation assay
Test material
- Test material form:
- solid: particulate/powder
Constituent 1
impurity 1
Method
Species / strainopen allclose all
- Species / strain / cell type:
- S. typhimurium TA 1535, TA 1537, TA 98 and TA 100
- Species / strain / cell type:
- E. coli WP2 uvr A pKM 101
- Metabolic activation:
- not specified
- Test concentrations with justification for top dose:
- 5000 µg/plate; 1500 µg/plate; 500 µg/plate; 150 µg/plate; 50 µg/plate
- Vehicle / solvent:
- DMSO
Controls
- Untreated negative controls:
- yes
- Negative solvent / vehicle controls:
- yes
- True negative controls:
- not specified
- Positive controls:
- yes
- Positive control substance:
- 7,12-dimethylbenzanthracene
- 9-aminoacridine
- 2-nitrofluorene
- sodium azide
- other: 2-Anthramine (with metabolic activation) cis-Platinum (II) Diammine Dischloride
Results and discussion
Test resultsopen allclose all
- Key result
- Species / strain:
- E. coli WP2 uvr A pKM 101
- Metabolic activation:
- not specified
- Genotoxicity:
- negative
- Cytotoxicity / choice of top concentrations:
- no cytotoxicity
- Vehicle controls validity:
- not specified
- Untreated negative controls validity:
- not specified
- True negative controls validity:
- not specified
- Positive controls validity:
- not specified
- Key result
- Species / strain:
- S. typhimurium TA 100
- Metabolic activation:
- not specified
- Genotoxicity:
- negative
- Cytotoxicity / choice of top concentrations:
- no cytotoxicity
- Vehicle controls validity:
- not specified
- Untreated negative controls validity:
- not specified
- True negative controls validity:
- not specified
- Positive controls validity:
- not specified
- Key result
- Species / strain:
- S. typhimurium TA 98
- Metabolic activation:
- not specified
- Genotoxicity:
- negative
- Cytotoxicity / choice of top concentrations:
- no cytotoxicity
- Vehicle controls validity:
- not specified
- Untreated negative controls validity:
- not specified
- True negative controls validity:
- not specified
- Positive controls validity:
- not specified
- Key result
- Species / strain:
- S. typhimurium TA 1537
- Metabolic activation:
- not specified
- Genotoxicity:
- negative
- Cytotoxicity / choice of top concentrations:
- no cytotoxicity
- Vehicle controls validity:
- not specified
- Untreated negative controls validity:
- not specified
- True negative controls validity:
- not specified
- Positive controls validity:
- not specified
- Key result
- Species / strain:
- S. typhimurium TA 1535
- Metabolic activation:
- not specified
- Genotoxicity:
- negative
- Cytotoxicity / choice of top concentrations:
- no cytotoxicity
- Vehicle controls validity:
- not specified
- Untreated negative controls validity:
- not specified
- True negative controls validity:
- not specified
- Positive controls validity:
- not specified
Any other information on results incl. tables
Doses (500, 1500, 500, 150 and 50 ug/plate) prepared from solutions oft he test item do not induce any mutagenic change in Salmonella typhimurium TA 1535, TA 1537, TA98, TA100 and in Escherichia coll WP2 (uvrA)(pKM101) without or with metabolic activation, according to the OECD Guidelines No. 471.
Applicant's summary and conclusion
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
